that's exactly what mitt romney and i are proposing. >> reporter: the romney campaign is praising ryan's performance in last night's vice presidential debate against joe biden. as the two men discussed domestic and foreign policy, the current vice president spent most of the night on offense. >> with all due respect, that's a bunch of malarkey. >> reporter: he interrupted ryan and talked into the camera directly several times. >> folks, use your common sense. who do you trust on that? >> reporter: president obama is proud of his running mate's perform manuals. today he's at the white house preparing for his next debate against mitt romney. in a cbs news poll of uncommitted voters taken right after the debate, 50% thought vice president biden won. >> these guys bet against america all the time. >> reporter: other polls gave ryan the edge. >> this is what politicians do when they don't have a record to run on. try to scare people from voting for you. >> reporter: it remains to be seen if last night's showdown will sway voters. his torians say the past eight vice presidential debates had al